programm_________________________________1...leap yaer2...prime num3...factorial4...factorial (using recursion)5...fibonaci without using third recursion nd using recursion6...swap two num using thrd variable7...swap two num using without thrd variable8...reverse a num9...reverse string10..check pelindrome11...double or selection sort12...binary to decimal13..decimal to binary14.Write a program to check whether the given string is a palindrome.15.Write a program to generate the Fibonacci series.16.Write a program to print "Hello World" without using semicolon anywhere in the code.17.Write a program to print a semicolon without using a semicolon anywhere in the code.18.Write a program to compare two strings without using strcmp() function.19.Write a program to concatenate two strings without using strcat() function.20. Write a program to swap two numbers using bitwise operators.21. Write a program to find the greatest of three numbers.22. Write a program to find the greatest among ten numbers.23. Write a program to check whether the given number is a prime.___________________________________RegardsArhaan HashmiAdmin Team